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(b) The formula for the total cost (C) of q rulers and s erasers is C = 40g + 15s Work out the total cost of 7 rulers and 4 erasers.

(b) The formula for the total cost (C) of q rulers and s erasers is C = 40g + 15s Work out the total cost of 7 rulers and 4 erasers.
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5 votes
(b) The formula for the total cost (C) of q rulers and s erasers is C = 40g + 15s

Work out the total cost of 7 rulers and 4 erasers.

asked
User Wutz
by
8.3k points

1 Answer

5 votes

Answer:

350

Explanation:

C = 40g + 15s

C = 40(7) + 15(4)

C = 280 + 70

C = 350

answered
User Orlox
by
8.2k points
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